Okla. Stat. tit. 15 § 29 : Contracts — Nature of Contracts —Persons Capable of Contracting, Disabilities, Capacity, and Disaffirmance — Enforcement of Contract by Third Party Beneficiary TEXT PDF A contract, made expressly for the benefit of a third person, may be enforced by him at any time before the parties thereto rescind it. Okla. Stat. tit. 15, § 29 R.L. 1910, § 895.